If you remove one from eleven, it becomes ten. If you remove one from nine, it becomes ten.

How is this possible?

Can you identify if it's a murder or a suicide ?

The barber of Town shaves all men living in the town. No man living in the town is allowed to shave himself. The barber lives in that town. Who then shaves the barber of the town?

I start and end with 500 and carry a 5 in my heart. But I require the first letter and the first number to be complete. I am the name of a King.

Who am I ?

I know a nine-letter word having only one vowel.
Do you ?

What is the centre of gravity?

What is black when you buy it, red when you use it, and gray when you throw it away?

Can you start the fire using two pieces of wood?

A King wants to send the diamond ring to his girlfriend securely. He got multiple locks and their corresponding keys. His girlfriend does not have any keys to these locks and if he sends the key without a lock, the key can be copied in the way. How can King send the ring to his girlfriend securely?

Baseball bat and ball cost $100. If the bat cost $99 more than the ball, what is the cost of each?